How do I make a ring tone (samsung rant)?

My friend sent me an email of a song and I wanted to make it into my ring tone. Can I do this and how?How do I make a ring tone (samsung rant)?
http://www.freeringtonecreator.ventones.info





i use this site for my free ringtones.


its easy because you can make your own ringtones or wallpapers.





its freeHow do I make a ring tone (samsung rant)?
you can use mobile17.com





It works!